memory lapses, forgetting things, degenerative disease. brain problems. parkinson and alzheimer desease. mental health

memory lapses forgetting degenerative disease brain problems parkinson alzheimer desease mental health stroke synapses neurons interaction face side view rendering cancer cerebellum aneurysm anatomy confusion creativity dementia depression disorder frustration function head headache human illness injury loss man medical medicine mind neural network neurology pain painful problem psychology rehabilitation sadness schizophrenia stress thought trauma art abstract concept front